From owner-freebsd-hackers@FreeBSD.ORG Fri Jan 18 21:50:35 2013 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id AB8072A3 for ; Fri, 18 Jan 2013 21:50:35 +0000 (UTC) (envelope-from peter@rulingia.com) Received: from vps.rulingia.com (host-122-100-2-194.octopus.com.au [122.100.2.194]) by mx1.freebsd.org (Postfix) with ESMTP id 4873D9A2 for ; Fri, 18 Jan 2013 21:50:34 +0000 (UTC) Received: from server.rulingia.com (c220-239-253-186.belrs5.nsw.optusnet.com.au [220.239.253.186]) by vps.rulingia.com (8.14.5/8.14.5) with ESMTP id r0ILoXZq047371 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Sat, 19 Jan 2013 08:50:33 +1100 (EST) (envelope-from peter@rulingia.com) X-Bogosity: Ham, spamicity=0.000000 Received: from server.rulingia.com (localhost.rulingia.com [127.0.0.1]) by server.rulingia.com (8.14.5/8.14.5) with ESMTP id r0ILoSTA064980 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sat, 19 Jan 2013 08:50:28 +1100 (EST) (envelope-from peter@server.rulingia.com) Received: (from peter@localhost) by server.rulingia.com (8.14.5/8.14.5/Submit) id r0ILoRKa064979; Sat, 19 Jan 2013 08:50:27 +1100 (EST) (envelope-from peter) Date: Sat, 19 Jan 2013 08:50:27 +1100 From: Peter Jeremy To: Dieter BSD Subject: Re: IBM blade server abysmal disk write performances Message-ID: <20130118215027.GN77852@server.rulingia.com> References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="zbGR4y+acU1DwHSi" Content-Disposition: inline In-Reply-To: X-PGP-Key: http://www.rulingia.com/keys/peter.pgp User-Agent: Mutt/1.5.21 (2010-09-15) Cc: freebsd-hackers@freebsd.org X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 18 Jan 2013 21:50:35 -0000 --zbGR4y+acU1DwHSi Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On 2013-Jan-18 12:12:11 -0800, Dieter BSD wrote: >adding hw.ata.wc=3D0 to /boot/loader.conf. The bigger problem is that >FreeBSD does not support queuing on all controllers that support it. >Not something that admins can fix, and inexcusable for an OS that >claims to care about performance. Apart from continuous whinging and whining on mailing lists, what have you done to add support for queuing? --=20 Peter Jeremy --zbGR4y+acU1DwHSi Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (FreeBSD) iEYEARECAAYFAlD5w6MACgkQ/opHv/APuIfDnQCgvdgvgg5eEhRz/i6kcAre27nF RD0AoIrekOiX6wmxkFUyT+PWLXojlx99 =IhEV -----END PGP SIGNATURE----- --zbGR4y+acU1DwHSi--